import pygame
import argparse
import time
from os.path import exists

from pygame.locals import QUIT
from interface import Interface
from board import Board
from player import Player
from blob.main import Blob_Manager


def main():
    parser = argparse.ArgumentParser()
    parser.add_argument('--height', type=int, default=120,
                        help='Board height resolution (default = 120)')
    parser.add_argument('--width', type=int, default=300,
                        help='Board width resolution (default = 300)')
    parser.add_argument('--scale', type=int, default=4,
                        help='Scaling from board resolution to window resolution (default = x10)')
    parser.add_argument('--init_from', type=str, default='2019-04-05_13.40.35',
                        help='Initialize game from a save. Pass the filename in saved dir without extension.')
    parser.add_argument('--save_dir', type=str, default="saved/",
                        help='Directory where saves are stored.')

    args = parser.parse_args()

    if args.init_from is not None:
        init_scouters = 0
    else:
        init_scouters = 3

    board = Board(args.width, args.height)
    blob = Blob_Manager(board, init_scouters)
    player = Player(board, blob)

    if args.init_from is not None:
        assert exists(args.save_dir + args.init_from + ".board") \
               and exists(args.save_dir + args.init_from + ".blob") \
               and exists(args.save_dir + args.init_from + ".player")

        board.load(open(args.save_dir + args.init_from + ".board", 'r'))
        blob.load(open(args.save_dir + args.init_from + ".blob", 'r'))
        player.load(open(args.save_dir + args.init_from + ".player", 'r'))

    gui = Interface(board, player, blob, args.scale, args.save_dir)

    init_counter = 100
    timer = time.time()
    chrono = 0
    counter = init_counter

    ended = False
    while not ended:
        if gui.play or gui.do_step:
            blob.move()
            board.next_turn()
            gui.do_step = False

        gui.draw()
        pygame.time.wait(10)

        for event in pygame.event.get():
            if event.type == QUIT:
                ended = True
            else:
                gui.event_listener(event)

        chrono += time.time() - timer
        counter -= 1
        timer = time.time()

        if counter == 0:
            print("Loop mean time :", chrono, "seconds over", init_counter, "iterations.")
            counter = init_counter
            chrono = 0


if __name__ == "__main__":
    main()